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Different types of cylindrical roller bearings are produced. The catalogue table specifies the basic designations of bearings that comply with GOST and/or ISO international standards. A system of suffixes shown below is used to name different type variants.

You may contact our services to determine the availability of specific types, obtain additional product parameters that were not included in the catalogue, and discuss your specific requirements for bearing design with our specialists.

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BASIC DESIGNS  

N         two ribs on the inner ring and the ribless outer ring
NU      two ribs on the outer ring and the ribless inner ring
NF       two ribs on the inner ring and one rib on the outer ring
NJ       two ribs on the outer ring and one rib on the inner ring
NUP    with two integral ribs on the outer ring and one integral rib and one loose rib on the inner ring

DESIGNATION FORMULA

Basic  designation

Cage ( M,J, P, W) 

Accuracy; internal clearance (without suffix, C2, C3, C4,P6) 

SUFFIXES AND PREFIXES DESIGNATIONS

M      riveted machined brass cage,roller centered
      stamped steel cage, roller centered

W     single row full complement cylindrical roller bearing
P      glass fiber reinforced cage, roller centered
C2    radial internal clearance smaller than normal
C3    radial internal clearance greater than normal
C4    radial internal clearance greater than C3
P6    dimensional and running accuracy to ISO tolerance class 6

СYLINDRICAL ROLLER BEARINGS WITHOUT RIBS ON THE OUTER RING  

              Designation                   Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)

CYLINDRICAL ROLLER BEARINGS WITH ONE INTEGRAL RIB ON THE OUTER RING 

              Designation                Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)

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CYLINDRICAL ROLLER  BEARINGS  WITHOUT RIBS ON THE INNER RING      

              Designation                Dimensions              Weight             Load ratings                          Limiting speed ratings (R/min)

CYLINDRICAL ROLLER BEARINGS WITH ONE INTEGRAL RIB ON THE INNER RING    

              Designation                Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)

CYLINDRICAL ROLLER BEARINGS WITH TWO INTEGRAL RIBS ON THE OUTER RING,

   ONE INTEGRAL RIB AND ONE LOOSE RIB ON THE INNER RING  

              Designation                Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)

CYLINDRICAL ROLLER BEARING WITH SHORT CYLINDRICAL ROLLERS WITH INTEGRAL

 RIBS ON OUTER RING AND WITHOUT INNER RING

              Designation                Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)

CYLINDRICAL ROLLER BEARING WITH SHORT CYLINDRICAL ROLLERS WITH TWO INTEGRAL RIBS ON THE INNER AND OUTER RINGS WITH A PROTRUDING INNER RING

                                        Designation                                                                             Dimensions                                         Weight            

SINGLE ROW RADIAL NEEDLE ROLLER BEARING (WITH LONG CYLINDRICAL ROLLERS)

WITHOUT RIBS ON THE OUTER RING 

              Designation                Dimensions             Weight             Load ratings                          Limiting speed ratings (R/min)

SINGLE ROW RADIAL NEEDLE ROLLER BEARING (WITH LONG CYLINDRICAL ROLLERS)

WITHOUT RINGS

              Designation                Dimensions           Weight             Load ratings                          Limiting speed ratings (R/min)